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uLib/src/Math/Dense.h
2019-08-07 09:10:36 +00:00

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8.6 KiB
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/*//////////////////////////////////////////////////////////////////////////////
// CMT Cosmic Muon Tomography project //////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
All rights reserved
Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
------------------------------------------------------------------
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3.0 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library.
//////////////////////////////////////////////////////////////////////////////*/
/*
* <one line to give the program's name and a brief idea of what it does.>
* Copyright (C) 2012 Andrea Rigoni Garola <andrea@pcimg05>
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of the
* License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#ifndef ULIB_DENSEMATRIX_H
#define ULIB_DENSEMATRIX_H
#include <stdlib.h>
#include <Eigen/Dense>
//// BOOST SERIALIZATION ///////////////////////////////////////////////////////
#include <boost/algorithm/string.hpp>
#include <boost/algorithm/string/split.hpp>
#include <boost/algorithm/string/trim.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/serialization/string.hpp>
#include <boost/serialization/array.hpp>
namespace boost {
namespace serialization {
template<class Archive, class Scalar, int RowsAtCompileTime, int ColsAtCompileTime>
void serialize(Archive & ar, ::Eigen::Matrix<Scalar, RowsAtCompileTime, ColsAtCompileTime> & m, const unsigned int /*version*/) {
ar & boost::serialization::make_array(m.data(), RowsAtCompileTime * ColsAtCompileTime);
}
} // serialization
} // boost
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
// EIGEN VECTOR STREAM INTERACTIONS ////////////////////////////////////////////
// this is needed by boost::lexical_cast to cope with Eigens Vectors ///////////
namespace Eigen {
template <typename T, int size>
std::istream & operator >> (std::istream &is, Eigen::Matrix<T,size,1> &vec) {
std::string str;
for( unsigned int i=0; i<size; i++) {
is >> std::skipws;
is >> str;
if(is.fail()) vec(i) = 0;
else vec(i) = boost::lexical_cast<T>(str);
}
return is;
}
template <typename T, int size>
std::ostream & operator << (std::ostream &os, const Eigen::Matrix<T,size,1> &vec) {
os << vec.transpose();
return os;
}
} // Eigen
////////////////////////////////////////////////////////////////////////////////
namespace uLib {
typedef id_t Id_t;
typedef int Scalari;
typedef unsigned int Scalarui;
typedef long Scalarl;
typedef unsigned long Scalarul;
typedef float Scalarf;
typedef double Scalard;
typedef Eigen::Matrix<int,1,1> Matrix1i;
typedef Eigen::Matrix2i Matrix2i;
typedef Eigen::Matrix3i Matrix3i;
typedef Eigen::Matrix4i Matrix4i;
typedef Eigen::Matrix<float,1,1> Matrix1f;
typedef Eigen::Matrix2f Matrix2f;
typedef Eigen::Matrix3f Matrix3f;
typedef Eigen::Matrix4f Matrix4f;
typedef Eigen::Matrix<int,1,1> Vector1i;
typedef Eigen::Vector2i Vector2i;
typedef Eigen::Vector3i Vector3i;
typedef Eigen::Vector4i Vector4i;
typedef Eigen::Matrix<float,1,1> Vector1f;
typedef Eigen::Vector2f Vector2f;
typedef Eigen::Vector3f Vector3f;
typedef Eigen::Vector4f Vector4f;
////////////////////////////////////////////////////////////////////////////////
// Vector String interaction ///////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
/*! Given a string consisting of a series of doubles with some
* delimiter, return an Eigen::Vector populated with those
* values, in the same order as they are given in the string.
*
* \param vec A double vector to be populated with the results
* \param str A string to be parsed as a series of doubles.
* \param delim Delimiters of the text (a typical default is " ," for comma and space-delimited text
*
*/
template <typename T, int size>
void VectorxT_StringTo(Eigen::Matrix<T,size,1> &vec, std::string str, const char *delim = " ,;\t\n") {
std::vector<std::string> strvec;
boost::algorithm::trim_if( str, boost::algorithm::is_any_of(delim));
boost::algorithm::split(strvec,str,boost::algorithm::is_any_of(delim), boost::algorithm::token_compress_on);
for( unsigned int i=0; i<size; i++) {
vec(i) = boost::lexical_cast<T>(strvec[i]);
}
}
template <typename T, int size>
std::string VectorxT_ToString(const Eigen::Matrix<T,size,1> &vec) {
std::stringstream sst;
sst << vec.transpose();
return sst.str();
}
//template <typename T, int size>
//Eigen::Matrix<T,size,1> & operator >> (std::istream &is, Eigen::Matrix<T,size,1> &vec) {
//}
template <typename T, int size>
void operator>> (std::string& str, Eigen::Matrix<T,size,1> &vec){
VectorxT_StringTo(vec,str);
}
////////////////////////////////////////////////////////////////////////////////
////// HOMOGENEOUS VECTORS //////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
template <bool p>
class _HPoint3f : public Eigen::Matrix< Scalarf,4,1 > {
public:
typedef Eigen::Matrix< Scalarf,4,1 > BaseClass;
_HPoint3f<p>() : BaseClass(0,0,0,p) {}
_HPoint3f<p>(float x,float y,float z) : BaseClass(x,y,z,p) {}
_HPoint3f<p>(Vector3f &in) : BaseClass(in.homogeneous()) { this->operator()(3) = p; }
void operator delete(void* _p, size_t _s) {}
// This constructor allows to construct MyVectorType from Eigen expressions
template<typename OtherDerived>
inline _HPoint3f<p>(const Eigen::MatrixBase<OtherDerived>& other)
: BaseClass(other)
{ }
// This method allows to assign Eigen expressions to Vector3H
template<typename OtherDerived>
inline _HPoint3f<p> & operator= (const Eigen::MatrixBase <OtherDerived>& other)
{
this->BaseClass::operator=(other);
return *this;
}
};
typedef _HPoint3f<false> HVector3f;
typedef _HPoint3f<true> HPoint3f;
////////////////////////////////////////////////////////////////////////////////
////// HOMOGENEOUS LINE //////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
struct _HLine3f
{
HPoint3f origin;
HVector3f direction;
};
typedef struct _HLine3f HLine3f;
inline std::ostream&
operator<< (std::ostream& stream, const HLine3f &line) {
stream << "HLine3f(" << "pt[" << line.origin.transpose() <<"] , dr[" << line.direction.transpose() << "]) ";
return stream;
}
struct _HError3f
{
HVector3f position_error;
HVector3f direction_error;
};
typedef struct _HError3f HError3f;
inline std::ostream&
operator<< (std::ostream& stream, const HError3f &err) {
stream << "HError3f(" << "ept[" << err.position_error.transpose() <<"] , edr[" << err.direction_error.transpose() << "]) ";
return stream;
}
}
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
// SERIALIZTION //
#ifdef ULIB_SERIALIZATION_ON
#include "Core/Serializable.h"
ULIB_SERIALIZABLE(uLib::HPoint3f)
ULIB_SERIALIZABLE(uLib::HVector3f)
ULIB_SERIALIZABLE(uLib::HLine3f)
ULIB_SERIALIZABLE(uLib::HError3f)
#endif // ULIB_SERIALIZATION_ON
#endif // U_DENSEMATRIX_H